-:About Of Protocols:-

•HTTP
•FTP
•SMTP  • IMAP
•TCP/IP

•••••••> HTTP:-
HTTP stand for hyper text transfer protocol.... It's known as Internet suit, work upon application layer. Initiated by Tim Berners lee at cern (198).WWW data communication is possible by these prtocols. It also included links. It is used to communicate from client to server the secure varient of http is https. 76% website are calaborate. The two organization are supported to it. 'IETF','W3C'.

••••••••>FTP:-
FTP is stand for file transfer protocol. It is standard protocol communication between client to server. Developer of FTP is 'Abhay bhushan' for RFC (request for comment) 959.FTP is mainly used for transfer computer files from server to client on computer network. We can say it make client server model. It secured with SSL/TSL (FTPs) 

••••••••>SMTP:-
SMTP is stand for simple mail transfer protocols. Introduced in 1981.SMTP is communication protocol and used for transmission electronic mail. Mail server and other message transfer agents are used it send or receive mail message. 
••••>IMAP:-
IMAP (Internet message access protocol) is internet standard protocol port number 143.Defined by RFC 9051.IMAPs 993 is secured version of it. IMAP used by email client get email from mail server over a TCP/IP connection. 

••••••••>TCP/IP:-
TCP/IP Protocol are commonly known as Internet protocol suit. TCP/IP set of communication protocol used in the internet and similar computer network. It provides end to end data communication. These protocols specifying how to data Packetized, addressed,and transmnited, router and reciever. This functions organised into four abstraction layer. 
•link layer
•internet layer
•transport layer
•application layer





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